Elephant Robotics Technology Myarm C650 (4011200002)

Most robot arms wait to be told where to go, but this one is built to listen. The Elephant Robotics Technology Myarm C650 (4011200002) reverses the usual relationship between operator and machine. A person guides its six joints by hand, works the finger controller and buttons at its end, and the arm turns that movement into a stream of joint angles or end coordinates that software can record, replay or pass to another robot. For teams whose bottleneck is good motion data rather than another actuator, that reversal is the whole point.

Robots Europa, based in Dublin, supplies the myArm C650 to universities, research groups and development teams across the EU and the DACH region. We prepare the quotation, arrange delivery to your site and remain your point of contact for technical questions once the device is in use.

Background

Elephant Robotics and the myArm line

Elephant Robotics is known in education and research for compact, desktop-scale robot arms that are designed to be programmed openly rather than locked behind proprietary tools. The myCobot family made the company familiar in classrooms and laboratories, and the myArm line extends that approach towards research into human demonstration and teleoperation. Within this line, the myArm C650 is the collection device: it gathers motion, rather than performing tasks itself. The sources also name the myArm M750 as a sibling model in the same line. If you are surveying the wider range, the Elephant category gathers the brand's arms and accessories in one place.

Why motion collection matters

Teaching a robot by demonstration, training imitation-learning models and steering a remote arm in real time all depend on one thing: a reliable record of how a human moved. Cameras and motion-capture suits can provide this, but they add calibration work and translate human anatomy into robot joints only indirectly. A jointed collection device solves the problem more directly. Because the operator moves a mechanism with the same kind of joint structure as the robot it represents, every recorded pose is already expressed in joint angles or end coordinates. The myArm C650 is built around that idea, with high-resolution encoders on every joint, a finger controller for gripping intent and two smart buttons for marking events or switching modes during a session.

Technical Specifications

Specifications are as published by the manufacturer and are confirmed against the datasheet at quotation.

The manufacturer has not published the arm's dimensions, its IP rating, operating temperature, payload, battery, noise level or material; we confirm these points with you at quotation.

What makes the myArm C650 different from a conventional robot arm?

A conventional arm is judged by what it can lift, how fast it can move and how precisely it can place a tool. The myArm C650 is judged by how faithfully it reports what a human hand has done, which changes the questions worth asking. Payload barely matters for a device that is guided by hand, which is one reason it is not listed. What matters is reach, joint freedom, sensing resolution and data rate, and these are exactly the figures the manufacturer emphasises.

A horizontal reach of 650mm and a total span of 1300mm give the operator a working envelope comparable to a human forearm and upper arm in motion, so demonstrations can be performed at natural scale rather than squeezed into a desktop footprint. Each joint rotates through +/- 180°, and every joint motor carries a 4096-bit encoder, so fine changes of pose are captured rather than rounded away. The device outputs end coordinates or joint angles at 50hz, with a communication frame rate above 50Hz, which is suitable for recording smooth trajectories and for live teleoperation.

The two precision figures deserve to be read together. Repeatability of ±1mm means the device reports the same pose consistently when it returns to it, which is what a training dataset needs. Accuracy of 5-8mm describes how closely the reported position matches absolute space. For demonstration learning and leader-follower control, consistency is usually the more important property; for applications that need absolute positioning, the accuracy figure should be weighed early in the project.

Finally, the end of the arm is designed as an interface rather than a tool. The two-finger remote control conveys grasp intent, the two-button control lets the operator mark the start and end of a recording or change modes without releasing the arm, and the 2 inch screen and 5*5 LED light matrix give immediate feedback on status during a session.

How does the myArm C650 fit into an existing software stack?

Integration is often where research hardware stalls, so the connection options are worth noting. The myArm C650 connects over USB Type-C, wireless networks or Bluetooth, so it can be cabled to a workstation in the laboratory or linked wirelessly when the operator needs freedom of movement. It is compatible with Windows, Linux and MacOS, which allows it to fit the machines a team already uses instead of requiring a dedicated computer.

For robotics groups, ROS support is decisive. The device supports both ROS1 and ROS2, and RVIZ simulation environment support allows recorded or live motion to be visualised before it is sent to physical hardware. A team can therefore prototype a teleoperation pipeline in simulation, check that the joint mapping behaves as expected, and only then connect a real follower arm. The power requirement of 12V5A is straightforward to plan for on a bench or in a teaching laboratory.

Who is the myArm C650 for?

The clearest fit is a research group working on embodied AI, imitation learning or teleoperation, where the quality and quantity of demonstration data shape every later result. Such teams benefit from a device that records motion in robot-native terms and delivers it straight into ROS.

University departments teaching robotics, mechatronics or human-robot interaction form a second group. The myArm C650 makes kinematics tangible: students move a real mechanism and watch joint angles and coordinates change in RVIZ, which bridges the gap between lecture notes and practical work.

Development teams building remote-operation systems for inspection, laboratory automation or hazardous handling form a third. They need an intuitive leader device for prototyping control loops before investing in production hardware.

The myArm C650 records movement; it is not intended to perform tasks. If your project needs an arm that carries out the work itself, Robots Europa will gladly compare options with you, starting with the sibling Elephant Robotics Technology Myarm M750 (4011200003). The wider selection is available in our Robot Arms category.

What is the myArm C650 used for?

1. Demonstration data collection – recording human-guided trajectories as joint angles or end coordinates for training datasets.
2. Teleoperation – acting as a hand-guided leader device that streams motion to a remote or follower robot in real time.
3. Imitation-learning research – supplying consistent, repeatable demonstrations to models that learn manipulation from people.
4. ROS and RVIZ prototyping – testing motion pipelines in simulation under ROS1 or ROS2 before touching physical hardware.
5. Robotics teaching – giving students a physical way to explore degrees of freedom, kinematics and coordinate frames.
6. Human-robot interaction studies – observing how operators guide a jointed mechanism and how they use the finger controller and buttons.

Pricing and Availability

Robots Europa supplies the myArm C650 on quotation, so that the offer reflects your configuration, quantity and delivery location within the EU or the DACH region. Delivery, customs clearance and technical support are arranged together with your quotation. If you need to check a specification that the manufacturer has not published, or to discuss how the device would fit your existing setup, we address those points in the same reply. The request form for a quotation is available on this page.

Frequently Asked Questions

Does the myArm C650 move on its own?

The myArm C650 is a motion information collection device, guided by the operator, and it is intended to record and transmit movement rather than carry out tasks. Robots Europa can advise on actuated arms if your project requires one.

What data does it output?

It outputs either end coordinates or joint angles at 50hz, with a communication frame rate above 50Hz. This data can be recorded for training or streamed live for teleoperation.

Which operating systems are supported?

The device is compatible with Windows, Linux and MacOS. It supports both ROS1 and ROS2, including RVIZ simulation environment support.

How does it connect to a computer?

It connects over USB Type-C, wireless networks or Bluetooth. The choice depends on whether you prioritise a fixed bench setup or freedom of movement for the operator.

How precise is it?

Repeatability is ±1mm and accuracy is 5-8mm, and every joint motor carries a 4096-bit encoder. For demonstration learning, repeatability is usually the more relevant figure.

What is at the end of the arm?

The end carries a two-finger remote control and two-button control, together with a 2 inch screen and a 5*5 LED light matrix on the Atom end for status feedback.

Where can I buy the myArm C650 and what does it cost?

You can buy the myArm C650 from Robots Europa, which supplies customers across the EU and the DACH region from Dublin. The cost depends on your configuration and delivery location, so please request a quotation on this page.

Summary

The myArm C650 earns its place by inverting the usual logic of robot arms: instead of executing commands, it captures the human movement that commands are made from. A reach and span on the scale of a human arm, joints that rotate through +/- 180°, encoders on every joint motor and a data stream at 50hz make it a practical instrument for demonstration learning, teleoperation and teaching, while ROS1, ROS2 and RVIZ support help it slot into existing research workflows. For teams who want their robots to learn by listening to people, this page is the starting point.